I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Good time dear Engineers!
Faced with a general Problem.
I use two nRF52 boards connection : Central <-> Peritheral.
init data: MIN/MAX conn intervals = 10/30 ms
...
I noticed that the GPIO port read and port write for SDK v12.2 changed to accommodate chips with more pins but I can't find much information about it. How do I use nrf_gpio_port_out_read...
I want to make a frequency of 750khz, 50:50 duty ratio.
How do I use pwm?
I use it. nRF52832 PCA10040
I used the PWM library example but it failed.
The frequency...
I'm using nRF5SDK V.12.2.0.
In the app_ble_uart example, trying to change MTU size as below.
#define NRF_BLE_MAX_MTU_SIZE 103
...
#if (NRF_SD_BLE_API_VERSION == 3)
...
I am using SAADC with TIMER3 and PPI, sampling 12bits at 250Hz.
When I use 10uS acquisition time, the average current consumption is 300uA lower than when using 3uS or 5uS...
With nrf Toolbox 2.2.1 on android 6.0.1 (Google Nexus 7 or OnePlus 3T), I try to transfer an application firmware in a zip file UiBoardV0.4.1.zip , generated with "nrfutil...
Hi,
In am using a nrf52832 in a serializated configuration, with the softdevice S132 on the connectivity board.
Is there a way to configure GPIO on the connectivity...
hello,
i have one nrf51 dk and it has some advertisement packet, i have another nrf51, i want this another nrf51 to copy first nrf51's data. can you tell me how to copy...
I stumbeled across a problem with my application, which runs on s120. My case is: I have a S120, configured as a peripheral and I have an Android 5.0 Motorola smartphone....
Hi, I'm trying to install the BLE buttonless DFU template onto a nRF52 (PCA10040) eval board using the secure bootloader example (with s132, version 12.2 of the SDK) via nRF...
We have a new project it is as preipheral. It will support dual bank OTA. We want to use the IC of nRF52832 and use SDK12.2. I want to know which softdevice and bootloader...
I bought new nRF52-DK. I am am trying to connect it to windows 10 system over usb 2.0 mini port. I have installed nRFgo studio and JLink drivers. The problem is nRF52-DK is...
Hi, Nordic
I have one nRF24LU1P, I program app to made it as USB Dongle.
Now I need to disable usb suspend or once USB suspend, app resume usb immeiately.
Could you...
I'm using the SPI Master driver code on the nrf52 using EasyDMA to talk to a SPI slave (Adesto Flash chip)
I can successfully initialize, read, write and read-back from...
I'm designing a BLE peripheral with a custom profile composed by Hearbeat, Device Information and Battery service plus a custom service for device operation parameters configuration...
